High quality: the door stopper is made of excellent zinc alloy and rubber, durable, sturdy, can be used for a long time, the black rubber is soft, will not scratch your floor. > MAXIMUM HOLD ON THE FLOOR: The extra strong steel spring presses the rubber pad firmly on the floor. This guarantees maximum hold even with self-closing exterior doors (up to 16.6 kg pulling force). Holds the door open stably: the door latch with the spring and the soft rubber is good for keeping the door open, it can hold the door in your desired position. This spring force ensures that the door will be locked securely. No door shaking and no door rattling in the wind. FLEXIBLE POSITIONING: With the latchbolt with a 60mm throw, your door can be secured and released in any position with your foot. The doorstop can keep heavy doors open all the way or just a crack. Easy to Assemble: Assembly was done in minutes. The supplied drilling template was very helpful for pre-drilling the screw connection. Product Description Feature 1. With the supplied drilling template and the appropriate screws, there were no complications during assembly. 2. Easy to use: the door can be locked by gently pressing the round button, the door can be released by pressing the square foot lever. The operation with the foot is super easy. 3. Wide Application: The door stopper is suitable for doors and gates in your home, office, office, etc. Slim profile and fashionable design make your home more beautiful. 4. YOUR HANDS REMAIN FREE: Thanks to the simple foot control, your door can be easily locked. This leaves your hands free for heavy or bulky boxes. Parameter Color: silver Material: zinc alloy + rubber < p>Size: as picture show Weight195.7g Scope of delivery: 1 * door stopperwith screw